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What is origin of replication?...

What is origin of replication?

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The DNA strands start separating at a specific point called origin of replication.
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Describe briefly the following : (a) Origin of replication (b) Bioreactors (c) Downstream processing .

State the dual role of deoxyribonucleoside triphosphates during DNA replication.

A 3' ______________ 5' B C 5' _______________ 3'D AB and CD represent two strands of a DNA molecule. When this molecule undergoes replication, forming a replication fork between A and C in the above. (i) Name the template strands for replication. (ii) Using which strand as the template, will there be continuous synthesis of a complementary DNA strand? (iii) Complementary to which strand will Okazaki segments get synthesised and discontinuous synthesis will occur (iv) What are template strands and Okazaki pieces? (v) In which direction is a new strand synthesized?

DNA replication is:-

Draw a labelled schematic sketch of replication fork of DNA. Explain the role of the enzymes inolved in DNA replication.

In which direction, is the new strand of DNA synthesised during DNA replication.

OSWAAL PUBLICATION-MOLECULAR BASIS OF INHERITANCE -TOPIC-2: Multiple Choice Questions
  1. What is origin of replication?

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  2. In a DNA strand the nucleotides are linked together by :

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  3. A nucleoside differs from a nucleotide . It lacks the :

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  4. Both deoxyribose and ribose belong to a class of sugars called :

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  5. The fact that a purine base always paired through hydrogen bonds with ...

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  6. The net electric charge on DNA and histones is :

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  7. The promoter site and the terminator site for transcription are locate...

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  8. Which of the following statements is the most appropriate for sickle c...

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  9. One of the following is true with respect to AUG:

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  10. The first genetic material could be:

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  11. With regard to mature mRNA in eukaryotes :

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  12. The human chromosome with the highest and least number of genes in the...

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  13. Who amongst the following scientists had no contribution in the develo...

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  14. DNA is a polymer of nucleotides which are linked to each other by 3-5'...

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  15. Discontinuous synthesis of DNA occurs in one strand, because :

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  16. Which of the following steps in transcription is catalysed by RNA poly...

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  17. Control of gene expression takes place at the level of:

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  18. Regulatory proteins are the accessory proteins that interact with RNA ...

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  19. Which was the last human chromosome to be completely sequenced?

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  20. Which of the following are the functions of RNA?

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  21. While analysing the DNA of an organism a total number of 5386 nucleoti...

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